The sum of any set of consecutive odd numbers starting from 1 is a square, and the quantity that is squared is the count of odd numbers in the sum. The latter is easily seen to be a count of the form 1 + 2 + 3 + 4 + ... + n. Visual demonstration that the square of a triangular number equals a sum of cubes.
shock liver A colloquial term for injury to the liver resulting from insufficient blood flow, e.g., in patients who have suffered an episode of severe hypotension. A hallmark of this condition is a sudden and marked elevation in liver enzyme levels, such as alanine aminotransferase (ALT).
The clinical definition of cardiogenic shock is decreased cardiac output and evidence of tissue hypoxia in the presence of adequate intravascular volume. Cardiogenic shock is the leading cause of death in acute MI, with mortality rates of up to 70-90% in the absence of aggressive, highly experienced technical care. See the image below.